Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (11) Fluid (3) Plasma (1) Serum or Plasma (11) (-) Tissue (3) Urine (9) Test Area Exposure (1) (-) Therapeutics (3) Test Category Anticholinergics (1) Antidepressants (2) Test Sub-Category Benzodiazepines (1) (-) Other (3) Your search has returned no tests.